What is the Greatest Common Factor of 40053 and 40065?

Greatest common factor (GCF) of 40053 and 40065 is 3.

GCF(40053,40065) = 3

We will now calculate the prime factors of 40053 and 40065, than find the greatest common factor (greatest common divisor (gcd)) of the numbers by matching the biggest common factor of 40053 and 40065.

How to find the GCF of 40053 and 40065?

We will first find the prime factorization of 40053 and 40065. After we will calculate the factors of 40053 and 40065 and find the biggest common factor number .

Step-1: Prime Factorization of 40053

Prime factors of 40053 are 3, 13, 79. Prime factorization of 40053 in exponential form is:

40053 = 3¹ × 13² × 79¹

Step-2: Prime Factorization of 40065

Prime factors of 40065 are 3, 5, 2671. Prime factorization of 40065 in exponential form is:

40065 = 3¹ × 5¹ × 2671¹

Step-3: Factors of 40053

List of positive integer factors of 40053 that divides 40053 without a remainder.

1, 3, 13, 39, 79, 169, 237, 507, 1027, 3081, 13351

Step-4: Factors of 40065

List of positive integer factors of 40065 that divides 40053 without a remainder.

1, 3, 5, 15, 2671, 8013, 13355

Final Step: Biggest Common Factor Number

We found the factors and prime factorization of 40053 and 40065. The biggest common factor number is the GCF number.
So the greatest common factor 40053 and 40065 is 3.

Also check out the Least Common Multiple of 40053 and 40065